Posted 8/7/2017 08:08 (#6172079 - in reply to #6172012) Subject: RE: Insulating a heated floor.
Se wisc.
A heat sink is a heat sink. Heating 50 degree ground to 60 costs money. Did not do heat calculations but heat travels to cold. Have 2 inch under our floor but it is the denser stuff. 200psi vs. 100. No cracks in ten years with loaded semis.